Solar Demon Dimming Detection (sc)

Science! running on SDO/AIA 211 Synoptic data
2 minute cadence, typical delay 7 days
(detection version 1.00)
(view all Solar Demon detection tools)

Overview of dimming 20875
Detector 14 day operating status:

Last detected dimming:
   216 hours and 11 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20875           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity ( overlaid on HMI )
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more

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Details for dimming #: 20875          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-29 15:33:5910.00.00.00.00 , 0.008711462
2025-11-29 15:35:5920.00.00.00.00 , 0.008711463
2025-11-29 15:37:5930.00.00.00.00 , 0.008711464
2025-11-29 15:39:5940.00.00.00.00 , 0.008711465
2025-11-29 15:41:5950.00.00.00.00 , 0.008711466
2025-11-29 15:43:5960.00.0-9.20.03 , 0.008711467
2025-11-29 15:45:597-0.7-5.5-23.80.022-1.06, 0.451.150.008711468
2025-11-29 15:47:598-1.4-13.1-26.00.038-1.06, 0.451.151.918711469
2025-11-29 15:49:599-2.1-16.8-15.90.066-1.06, 0.451.151.898711470
2025-11-29 15:51:5910-3.8-26.7-11.30.0123-1.06, 0.451.151.998711471
2025-11-29 15:53:5911-4.8-33.0-10.00.0192-1.06, 0.451.162.488711472
2025-11-29 15:55:5912-9.5-47.2-10.90.0477-1.06, 0.451.162.448711473
2025-11-29 15:57:5913-13.7-58.3-10.00.0796-1.07, 0.451.163.148711474
2025-11-29 15:59:5914-15.7-62.8-9.50.0947-1.07, 0.451.163.528711475
2025-11-29 16:01:5915-17.9-62.8-10.20.01061-1.07, 0.441.151.408711476
2025-11-29 16:03:5916-18.6-59.8-10.40.01130-1.07, 0.441.151.068711477
2025-11-29 16:05:5917-18.6-51.0-11.10.01119-1.07, 0.431.151.018711478
2025-11-29 16:07:5918-18.2-46.7-11.40.01095-1.07, 0.431.150.008711479
2025-11-29 16:09:5919-18.2-44.2-11.10.01133-1.06, 0.431.150.008711480
2025-11-29 16:11:5920-19.3-45.7-11.40.01202-1.07, 0.421.150.008711481
2025-11-29 16:13:5921-17.1-30.5-11.50.01099-1.06, 0.411.140.008711482
2025-11-29 16:15:5922-16.4-27.5-12.00.01035-1.06, 0.411.140.008711483
2025-11-29 16:17:5923-15.6-24.1-12.40.01024-1.06, 0.391.130.008711484
2025-11-29 16:19:5924-14.8-23.5-13.30.0954-1.06, 0.381.130.008711485
2025-11-29 16:21:5925-14.6-23.2-13.80.0947-1.06, 0.371.120.008711486
2025-11-29 16:23:5926-15.1-23.5-13.30.0995-1.06, 0.361.120.008711487
2025-11-29 16:25:5927-17.3-24.1-13.30.01142-1.06, 0.361.120.008711488
2025-11-29 16:27:5928-18.0-24.4-13.40.01179-1.06, 0.371.120.008711489
2025-11-29 16:29:5929-19.1-25.7-13.70.01226-1.06, 0.371.120.008711490

The research leading to these results has received funding from the European Commission's Seventh Framework Programme (FP7/2007-2013) under the grant agreement nr. 263506 [AFFECTS], and grant agreement nr. 263252 [COMESEP]
Solar Demon is still under construction.
( Legal notices - SWSC (Volume 5, A18, 2015) research article:Solar Demon - an approach to detecting flares, dimmings, and EUV waves on SDO/AIA images )